public async void FreeSlot(FreeSlot freeslot)
{
Console.WriteLine("[Downloadanager] FreeSlot");
int downloading = _repo.CountByState(State.Downloading);
if (downloading >= _maxdownload)
{
await _bus.SendAsync <QueueFull> (new QueueFull {
Downloading = downloading,
MaxDownload = _maxdownload
});
return;
}
Download waiting;
bool dequeued = _repo.FirstByState(State.Waiting, out waiting);
if (!dequeued)
{
await _bus.SendAsync <QueueEmpty> (new QueueEmpty());
return;
}
bool resumed = waiting.TryResume();
if (!resumed)
{
await _bus.SendAsync <DownloadError> (new DownloadError {
Id = waiting.Id,
State = waiting.State,
Error = ErrorEnum.FreeSlot_InvalidState
});
return;
}
_repo.Update(waiting);
var queuedownload = new QueueDownload {
Download = waiting
};
await _bus.SendAsync <QueueDownload> (queuedownload);
}
public void QueueDownload_Received(QueueDownload queuedownload)
{
Console.WriteLine("[NSUrlSessionManager] QueueDownload");
var download = queuedownload.Download;
Console.WriteLine("[NSUrlSessionManager] QueueDownload Url : {0}", download.Url);
Console.WriteLine("[NSUrlSessionManager] QueueDownload Total : {0}", download.Total);
Console.WriteLine("[NSUrlSessionManager] QueueDownload Written : {0}", download.Written);
Console.WriteLine("[NSUrlSessionManager] QueueDownload DownloadState : {0}", download.DownloadState);
Console.WriteLine("[NSUrlSessionManager] QueueDownload State : {0}", download.State);
Console.WriteLine("[NSUrlSessionManager] QueueDownload LastModified : {0}", download.LastModified);
NSUrlSession.GetTasks2((dataTasks, uploadTasks, downloadTasks) => {
int free = _maxdownloads - downloadTasks.Length;
Console.WriteLine("[NSUrlSessionManager] QueueDownload GetTasks2");
Console.WriteLine("[NSUrlSessionManager] QueueDownload GetTasks2 Maxdownloads : {0}", _maxdownloads);
Console.WriteLine("[NSUrlSessionManager] QueueDownload GetTasks2 Length : {0}", downloadTasks.Length);
Console.WriteLine("[NSUrlSessionManager] QueueDownload GetTasks2 Free : {0}", free);
if (free <= 0)
{
_bus.SendAsync <DownloadRejected> (new DownloadRejected {
Id = download.Id,
Reason = RejectionEnum.QueueFull
});
return;
}
using (var url = NSUrl.FromString(download.Url))
using (var request = NSUrlRequest.FromUrl(url)) {
var task = NSUrlSession.CreateDownloadTask(request);
task.TaskDescription = download.Id.ToString();
task.Resume();
}
});
}